Staff Selection Commission Sub Inspector Exam
Question : Some words in the following sentence have been underlined and given as options. Select the option that contains a spelling error.
The rolling waves on the beach were so trainquil and soothing.
Option 1: beach
Option 2: trainquil
Option 3: soothing
Option 4: rolling
Correct Answer: trainquil
Solution : The correct choice is the second option.
The sentence contains a spelling error in the underlined word trainquil. The correct spelling for the intended word is tranquil, which means calm, peaceful, and free from disturbance.
Therefore, the correct sentence would be: The rolling
Question : It is easier for man to swim in seawater than river water because
Option 1: The density of seawater is lesser than the density of river water.
Option 2: The density of seawater is more than the density of river water.
Option 3: The sea is deeper than the river.
Option 4: The sea is wider than the river.
Correct Answer: The density of seawater is more than the density of river water.
Solution : The correct option is The density of seawater is more than the density of river water.
The density of seawater is higher than that of river water because it includes salt, which
Question : Directions: Study the bar diagram and answer the questions. The difference between the bags exported in 1999 and 2000 was:
Option 1: 1,00,00,000
Option 2: 1,50,00,000
Option 3: 50,00,000
Option 4: 2,00,00,000
Correct Answer: 1,00,00,000
Solution : As per the given graph, The number of the bags exported in 1999 = 100 lakhs The number of the bags exported in 2000 = 200 lakhs The required difference = 200 lakhs – 100 lakhs = 100 lakhs = 1,00,00,000 Hence, the correct answer
Question : Mohenjo-daro site of Harappan civilisation is situated on the bank of which river?
Option 1: Jhelum river
Option 2: Indus river
Option 3: Ghaghara river
Option 4: Beas river
Correct Answer: Indus river
Solution : The correct answer is the Indus River.
Mohenjo-daro is located on the Indus River's bank. One of the principal rivers of the Indo-Gangetic Plain in the Indian subcontinent is the Indus River. Archaeological Survey of India official R. D. Banerji discovered Mohenjodaro in
Question : The River Narmada originates from which place?
Option 1: Amarkantak
Option 2: Himalayas
Option 3: Brahmagiri
Option 4: Bara-lacha la Pass
Correct Answer: Amarkantak
Solution : The correct option is Amarkantak.
The Amarkantak Plateau in the Maikal Hills of central India serves as the source of the Narmada River. It travels westward and is regarded as one of the holiest rivers in Hinduism. It is well-known for its ecological significance in
Question : The following bar graph describes the population of a town (in lakhs) from 2001 to 2007. Find the percentage increase in population from 2006 to 2007.
Option 1: 15%
Option 2: 20%
Option 3: 16%
Option 4: 18%
Correct Answer: 20%
Solution : Population in 2006 = 9.5 Population in 2007 = 11.4 Percentage increase $=\frac{\text{Population in 2007 – Population in 2006}}{\text{Population in 2006}}\times100=\frac{11.4-9.5}{9.5}\times100=\frac{1.9}{9.5}\times100=20\%$ Hence, the correct answer is 20%.
Question : The histogen, from which epidermic is formed, is
Option 1: Dermatogen
Option 2: Periblem
Option 3: Plerome
Option 4: Calyptrogen
Correct Answer: Dermatogen
Solution : The correct option is Dermatogen.
The histogen that gives rise to the epidermis is known as the "dermatogen." The term "dermatogen" refers to the main meristem tissue in plant roots that gives birth to the epidermal layer that covers the root's outer surface. This epidermal
Question : In an election between two candidates, 65% of the voters cast their votes, out of which 3% of the votes were decided to be invalid. A candidate got 81,965 votes, which is 65% of the total valid votes. What is the total number of votes enrolled in that election?
Option 1: 2,00,000
Option 2: 1,90,000
Option 3: 2,15,000
Option 4: 1,85,000
Correct Answer: 2,00,000
Solution : Let the total number of voters registered be $x$. 65% of the voters cast their votes. Casted votes = $\frac{65x}{100}$ 3% of cast votes were declared invalid. Valid votes = $\frac{97}{100}×\frac{65x}{100}$ A candidate got 81965 votes which are 65% of the total valid votes. So,
Question : In ecology, _________ is determined by dividing the biomass per unit area by the age of the forest ecosystem.
Option 1: biomass density
Option 2: biomass size
Option 3: biomass energy flow
Option 4: biomass productivity
Correct Answer: biomass productivity
Solution : The correct answer is biomass productivity.
In ecology, biomass productivity is determined by dividing the biomass per unit area by the age of the forest ecosystem. This calculation helps assess the rate at which biomass, or the total mass of living organisms in a
Question : Three boys, on average, are 25 years old, and their ages are in the ratio of 3 : 5 : 7. What is the age of the youngest boy?
Option 1: 24 years
Option 2: 21 years
Option 3: 12 years
Option 4: 15 years
Correct Answer: 15 years
Solution : The average age of the three boys is 25 years, which means the total age of the three boys is 25 × 3 = 75 years Their ages are in the ratio 3 : 5 : 7. The sum of the ratios is 3
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